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Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2024, 08:49

General

  • Target

    13bcb5d19a84b13be545ad64faa5fc10_NEAS.exe

  • Size

    71KB

  • MD5

    13bcb5d19a84b13be545ad64faa5fc10

  • SHA1

    ad8dad4694f3992ab1e84ea920d3e50ee50ccbc2

  • SHA256

    44b039afa21fa6d339a145bd60f6ec65c184aca252eb2fa090416f7b49f26ad1

  • SHA512

    3b249bcdbbde8ea1abaf8e7245288fe9352b642a066c5c8bd43fd28c462e45141e407298e6a010694076dedb7b97874af70f35488b19515c54cc138a1e64273b

  • SSDEEP

    1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slh:Olg35GTslA5t3/w8K

Malware Config

Signatures

  • Windows security bypass 2 TTPs 4 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • Sets file execution options in registry 2 TTPs 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Windows security modification 2 TTPs 4 IoCs
  • Modifies WinLogon 2 TTPs 5 IoCs
  • Drops file in System32 directory 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:436
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1284
        • C:\Users\Admin\AppData\Local\Temp\13bcb5d19a84b13be545ad64faa5fc10_NEAS.exe
          "C:\Users\Admin\AppData\Local\Temp\13bcb5d19a84b13be545ad64faa5fc10_NEAS.exe"
          2⤵
          • Loads dropped DLL
          • Drops file in System32 directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1924
          • C:\Windows\SysWOW64\ougfameac.exe
            "C:\Windows\system32\ougfameac.exe"
            3⤵
            • Windows security bypass
            • Modifies Installed Components in the registry
            • Sets file execution options in registry
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Modifies WinLogon
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1664
            • C:\Windows\SysWOW64\ougfameac.exe
              --k33p
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2596

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\ipkoocod-uced.exe

        Filesize

        74KB

        MD5

        a3341b1f50e683f9906a40ba0cac99ed

        SHA1

        f7eed0d33dc1b577e57bbbaa01e134e8d18551ef

        SHA256

        811f69756d79e4a7ed6ff9a613a539ef8742d4a7fafb26c7787c732adee16cd8

        SHA512

        45081cac513f52753d7fbb8c65bbdf421eb2b2a871564861a790558eafd119f481171ff3174cd73cb41b0acf346aa243b519f5d721048929ddabf43feed2106e

      • C:\Windows\SysWOW64\oudxeneh.dll

        Filesize

        5KB

        MD5

        f37b21c00fd81bd93c89ce741a88f183

        SHA1

        b2796500597c68e2f5638e1101b46eaf32676c1c

        SHA256

        76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

        SHA512

        252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

      • C:\Windows\SysWOW64\ulbimoad.exe

        Filesize

        73KB

        MD5

        3c7446008fe9237202fe730cfc0c3645

        SHA1

        a614ea53b4e76c7d74c9fede90a42fa70e8a9146

        SHA256

        0184c32e5830bbee3861456490c737c1250bddbcab0474ec26c3a6b26dc674d4

        SHA512

        500b0d1381218abb27d6a82e0263cd7aee3505415948fb78a02bc863a2bae5366d734e1677f39849887457194db09f308054d83a8cbdbbb97054d6abb102578f

      • \Windows\SysWOW64\ougfameac.exe

        Filesize

        71KB

        MD5

        13bcb5d19a84b13be545ad64faa5fc10

        SHA1

        ad8dad4694f3992ab1e84ea920d3e50ee50ccbc2

        SHA256

        44b039afa21fa6d339a145bd60f6ec65c184aca252eb2fa090416f7b49f26ad1

        SHA512

        3b249bcdbbde8ea1abaf8e7245288fe9352b642a066c5c8bd43fd28c462e45141e407298e6a010694076dedb7b97874af70f35488b19515c54cc138a1e64273b

      • memory/1664-55-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/1924-9-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2596-56-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB